[thirdparty/gcc.git] / gcc / testsuite / gcc.dg / tree-ssa / minmax-9.c

/* { dg-do run } */
/* { dg-options "-O -fdump-tree-optimized" } */

#include <stdint.h>

__attribute__ ((noipa, noinline))
uint8_t three_min (uint8_t xc, uint8_t xm, uint8_t xy) {
	uint8_t	 xk;
    xc=~xc;
    xm=~xm;
    xy=~xy;
    if (xc < xm) {
        xk = (uint8_t) (xc < xy ? xc : xy);
    } else {
        xk = (uint8_t) (xm < xy ? xm : xy);
    }
    return xk;
}

int
main (void)
{
  volatile uint8_t xy = 255;
  volatile uint8_t xm = 0;
  volatile uint8_t xc = 127;
  if (three_min (xc, xm, xy) != 0)
    __builtin_abort ();
  return 0;
}

/* { dg-final { scan-tree-dump-times "= ~" 1 "optimized" } } */
/* { dg-final { scan-tree-dump-times "MAX_EXPR" 2 "optimized" } } */
Commit	Line	Data
37ebaabd	1	/* { dg-do run } */
9bb19e14 TC	2	/* { dg-options "-O -fdump-tree-optimized" } */
	3
	4	#include <stdint.h>
	5
37ebaabd	6	__attribute__ ((noipa, noinline))
9bb19e14 TC	7	uint8_t three_min (uint8_t xc, uint8_t xm, uint8_t xy) {
	8	uint8_t xk;
	9	xc=~xc;
	10	xm=~xm;
	11	xy=~xy;
	12	if (xc < xm) {
	13	xk = (uint8_t) (xc < xy ? xc : xy);
	14	} else {
	15	xk = (uint8_t) (xm < xy ? xm : xy);
	16	}
	17	return xk;
	18	}
	19
37ebaabd TC	20	int
	21	main (void)
	22	{
	23	volatile uint8_t xy = 255;
	24	volatile uint8_t xm = 0;
	25	volatile uint8_t xc = 127;
	26	if (three_min (xc, xm, xy) != 0)
	27	__builtin_abort ();
	28	return 0;
	29	}
	30
9bb19e14 TC	31	/* { dg-final { scan-tree-dump-times "= ~" 1 "optimized" } } */
9bb19e14 TC	32	/* { dg-final { scan-tree-dump-times "MAX_EXPR" 2 "optimized" } } */